A nut having one convex, spherical bearing surface, with 12 drive points, 24 sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5915-01-432-0324
NSN 5895-00-596-8678
NSN 6685-01-103-1319
NSN 2925-01-633-4048
NSN 5910-01-303-9972
NSN 5930-01-265-0877
NSN 4140-01-389-6444
NSN 6620-01-217-3216
NSN 5915-01-312-0530
NSN 6130-00-883-9333
NSN 6130-01-606-0702
NSN 6145-00-016-8768